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Commit ffa8ed13 authored by Dafna Hirschfeld's avatar Dafna Hirschfeld Committed by Greg Kroah-Hartman
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staging: mt7621-mmc: Fix comparison to NULL 



Replace comparisons of a variable 'x' to NULL with
either 'x' or '!x'.
Issues found with checkpatch.pl

Signed-off-by: default avatarDafna Hirschfeld <dafna3@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f259e47a

drivers/staging/mt7621-mmc/sd.c

+5 −5
Original line number Diff line number Diff line
@@ -851,8 +851,8 @@ static int msdc_do_request(struct mmc_host *mmc, struct mmc_request *mrq) 
#define SND_DAT 0

#define SND_CMD 1



	BUG_ON(mmc == NULL);

	BUG_ON(mrq == NULL);

	BUG_ON(!mmc);

	BUG_ON(!mrq);



	host->error = 0;
@@ -946,7 +946,7 @@ static int msdc_do_request(struct mmc_host *mmc, struct mmc_request *mrq) 
	}



done:

	if (data != NULL) {

	if (data) {

		host->data = NULL;

		dma_unmap_sg(mmc_dev(mmc), data->sg, data->sg_len,

			     mmc_get_dma_dir(data));
@@ -1638,7 +1638,7 @@ static irqreturn_t msdc_irq(int irq, void *dev_id) 
	}



	/* transfer complete interrupt */

	if (data != NULL) {

	if (data) {

		if (inten & MSDC_INT_XFER_COMPL) {

			data->bytes_xfered = host->xfer_size;

			complete(&host->xfer_done);
@@ -1661,7 +1661,7 @@ static irqreturn_t msdc_irq(int irq, void *dev_id) 
	}



	/* command interrupts */

	if ((cmd != NULL) && (intsts & cmdsts)) {

	if (cmd && (intsts & cmdsts)) {

		if ((intsts & MSDC_INT_CMDRDY) || (intsts & MSDC_INT_ACMDRDY) ||

			(intsts & MSDC_INT_ACMD19_DONE)) {

			u32 *rsp = &cmd->resp[0];